Image quality results from the EOS 5Ds R have been added to the Canon EF 16-35mm f/4L IS USM Lens Review.
The 16-35 f/4L IS is one of my favorite lenses and is looking great in front of the 5Ds.
B&H has the Canon EF 16-35mm f/4L IS USM Lens in stock with a $100.00 MIR available.